Pew! Pew! YouTuber Builds Sound Laser That Works as ‘Invisible Speaker’
Here’s a shower thought: if light and sound both travel as waves, can you make something that works…
String Theory Can Now Describe a Universe That Has Dark Energy
In selecting a geometry for the compact extra dimensions, for instance, they chose a space that resembles a…
Spiral Galaxy Caught Spraying Huge Jets of Super-Hot Gas Like a Sprinkler : ScienceAlert
A nearby galaxy has been caught draining itself of star-forming fuel, with vast streams of superheated material twisting…
Pushing China’s EAST Tokamak Past The Greenwald Density Limit
Getting a significant energy return from tokamak-based nuclear fusion reactors depends for a large part on plasma density,…
An Object With a Black Hole Core Discovered 11 Billion Light-Years Away
A completely dark, invisible object weighing 1 million times the mass of the Sun has been detected through…
Astronomers Discover the First Galaxy-Wide Wobbling Black Hole Jet
It’s a well-known fact that Supermassive Black Holes (SMBH) play a vital role in the evolution of galaxies.…
Approaching optimal microwave–acoustic transduction on lithium niobate using superconducting quantum interference device arrays
Brubaker, B. M. et al. Optomechanical ground-state cooling in a continuous and efficient electro-optic transducer. Phys. Rev. X…
The Hidden Lives of the Universe’s Ultramassive Galaxies
The universe’s most massive galaxies present astronomers with a puzzle. Each containing more than 100 billion stars, making…
Supersonic shock tests reveal that metals weaken under extreme speeds
US scientists have debunked a 70-year-old physics law that has long guided how engineers make metals stronger, after…
Teleportation Reaches a Major Milestone Thanks to an Unexpected Discovery with Huge Consequences
An unlikely accomplice just pushed quantum teleportation past a milestone, as teams in Turku and Hefei upend a…
China Cracks the Code on a Fusion Limit Scientists Failed to Beat for Decades
The breakthrough, reported in the journal Science Advances on January 1, comes from a team at the Chinese…
Negative Energy ‘Ghosts’ Flashing in Space Could Reveal New Physics : ScienceAlert
A ‘boom’ of light that appears when a particle exceeds the speed of light set by a medium…